Hwanin, or "Divine Regent" is a figure in Korean mythology

Korean mythology

Korean mythology consists of national legends and folk-tales which come from all over the Korean Peninsula. Even within the same ethnic group, myths tend to have slightly different variations...

. In the traditional Dangun mythology he is portrayed as the Emperor of Heaven himself, with his son Hwanung

Hwanung

Hwanung is an important figure in the mythological origins of Korea. He plays a central role in the story of Dangun Wanggeom , the legendary founder of Gojoseon, the first kingdom of Korea. Hwanung is the son of Hwanin , the "Lord of Heaven"...

 환웅(桓雄) and his grandson Dangun

Dangun

Dangun Wanggeom was the legendary founder of Gojoseon, the first Korean kingdom, around present-day Liaoning, Manchuria, and the Korean Peninsula. He is said to be the "grandson of heaven", and to have founded the kingdom in 2333 BC...

 being the mythical founder of Korea. According to the budoji

Budoji

Budoji is a narrative literature about the ancient Korean history written by Bak Je-sang during the period of King Nulji of Silla. In 1953, his descendant, Bak Geum , published the book, however, the original version has been unidentified. The published version of the current Budoji is a restored...

(1953), Hwanin is the grandson of Hwang-gung 황궁(黃穹), one of the Four Men of Heaven and considered a direct ancestor of the Korean people. Hwanin 환인(桓因) is an alias of Indra

Indra

' or is the King of the demi-gods or Devas and Lord of Heaven or Svargaloka in Hindu mythology. He is also the God of War, Storms, and Rainfall.Indra is one of the chief deities in the Rigveda...

. Hwanin 환인(桓因) is the name on Buddhism

Buddhism

Buddhism is a religion and philosophy encompassing a variety of traditions, beliefs and practices, largely based on teachings attributed to Siddhartha Gautama, commonly known as the Buddha . The Buddha lived and taught in the northeastern Indian subcontinent some time between the 6th and 4th...

 of Indra

Indra

' or is the King of the demi-gods or Devas and Lord of Heaven or Svargaloka in Hindu mythology. He is also the God of War, Storms, and Rainfall.Indra is one of the chief deities in the Rigveda...

, this name is widely used in east Asia.